From: A randomized, blinded, controlled USA field study to assess the use of fluralaner topical solution in controlling feline flea infestations
Fluralaner topical solution
(n = 224 cats)
Fipronil/(S)-methoprene spot-on solution
(n = 87)
Vomiting
7.6
6.9%
Pruritus
5.4
11.5%
Diarrhea
4.9
1.1%
Alopecia
4.6%
Decreased appetite
3.6
0.0%
Lethargy
3.1
2.3%
Scabs/Ulcerated lesions
2.2
3.4%